code: def test_sfo_params_setter():
      new_sfo = sfo.SFO()
  
      try:
          new_sfo.PP = "a"
      except:
          new_sfo.PP = 0.1
  
      try:
          new_sfo.PP = -1
      except:
          new_sfo.PP = 0.1
  
      assert new_sfo.PP == 0.1
  
      try:
          new_sfo.A = "b"
      except:
          new_sfo.A = 4
  
      try:
          new_sfo.A = 0
      except:
          new_sfo.A = 4
  
      assert new_sfo.A == 4
  
      try:
          new_sfo.e = "c"
      except:
          new_sfo.e = 0.001
  
      try:
          new_sfo.e = -1
      except:
          new_sfo.e = 0.001
  
      assert new_sfo.e == 0.001
  
file_path: opytimizer/tests/opytimizer/optimizers/swarm/test_sfo.py
imports: import numpy
  from opytimizer.optimizers.swarm import sfo
  from opytimizer.spaces import search
label_desc: Use image node_id 2 for calling a global function with example usage: test_sfo_params_setter() without return types